Seiko Cal. 4438 - 143

Seiko 4438-143

This Automatic model from 1975 features a 35mm Gold-Plated case. With its 20mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-001c18dead75]

Also known as: Monster, Tuna

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
35mm
Case Thickness
10.0mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
130m
Dial Color
Silver
Jewels
20j
Frequency
36,000 bph
Power Reserve
36 hours
Year
1975

Related Models

seikata-wm-001c18dead75